This is the 6154th most frequent Korean word.
수록곡
A "B-side" or a track included in an album, other than the title track.
In this sentence, '수록곡' refers to the songs that are included within the album as part of its full content.
이 앨범에는 팬들이 사랑하는 수록곡이 많습니다.
This album contains many tracks that fans love.
Here, '수록곡' is used to identify the specific songs included in the album, focusing on selecting one.
수록곡 중 가장 인상 깊었던 곡은 세 번째 트랙입니다.
Among the tracks, the one that left the biggest impression is the third track.
In this context, '수록곡' highlights the general quality of included songs in the singer's albums.